Two threshold relay outputs (2 C/O contacts), upper and lower threshold adjustable Open or closed circuit system adjustable by DIP switches Thresholds and hysteresis adjustable by front side potentiometers Two yellow LED's show the state of the output relays Green LED indicates supply voltage present Easy wiring with plug-in omni-connect terminals for inputs, outputs and supply DIN rail mounting SPCO output relay, rated to 4A @ 230Vac (12 resistive); 3A @ 230Vac (15 inductive); 4A @ 24Vdc (12 resistive); 2A @ 24V (13 inductive) Ambient temperature range: -20 to +60°C